Environmentally friendly anti-corrosion phosphatizing liquid and preparation method thereof
An environmentally friendly, phosphating liquid technology, applied in the direction of metal material coating process, can solve the problems of many processes, easy to hang ash, poor corrosion resistance, etc., to improve the phosphating efficiency, prevent the workpiece from rusting, and the preparation method is simple. Effect
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Embodiment 1
[0011] The environment-friendly corrosion-resistant phosphating solution of the present embodiment is made from the following components in parts by weight: 35 parts of deionized water, 12 parts of zinc dihydrogen phosphate, 4 parts of sodium polystyrene sulfonate, 4 parts of ethylenediaminetetraacetic acid 1 part, polyvinylpyrrolidone 1 part, ammonium peroxodisulfate 3 parts, sodium lauryl sulfate 18 parts, dinitropentamethylenetetramine 5 parts, soybean ethyl sulfate ethyl morpholine 7 parts, hexamethylene 5 parts of base tetramine, 22 parts of ethylene glycol.
[0012] Weigh each component according to the above weight ratio, then mix and stir, and stir evenly to completely dissolve each component, so as to obtain the environment-friendly corrosion-resistant phosphating solution.
[0013] In the present invention, the surface of the metal workpiece can be treated by directly soaking and spraying, and then naturally dried to obtain a phosphating film.
Embodiment 2
[0015] The environment-friendly corrosion-resistant phosphating solution of the present embodiment is made from the following components in parts by weight: 56 parts of deionized water, 16 parts of zinc dihydrogen phosphate, 7 parts of sodium polystyrene sulfonate, and 8 parts of ethylenediaminetetraacetic acid. 3 parts, 3 parts of polyvinylpyrrolidone, 7 parts of ammonium peroxodisulfate, 22 parts of sodium lauryl sulfate, 10 parts of dinitropentamethylenetetramine, 9 parts of soybean ethyl sulfate ethyl morpholine, 9 parts of hexamethylene 9 parts of tetramine, 25 parts of ethylene glycol
[0016] Weigh each component according to the above weight ratio, then mix and stir, and stir evenly to completely dissolve each component, so as to obtain the environment-friendly corrosion-resistant phosphating solution.
[0017] In the present invention, the surface of the metal workpiece can be treated by directly soaking and spraying, and then naturally dried to obtain a phosphating f...
Embodiment 3
[0019] The environment-friendly corrosion-resistant phosphating solution of the present embodiment is made from the following components in parts by weight: 35 parts of deionized water, 12 parts of zinc dihydrogen phosphate, 4 parts of sodium polystyrene sulfonate, 4 parts of ethylenediaminetetraacetic acid 1 part, polyvinylpyrrolidone 1 part, ammonium peroxodisulfate 3 parts, sodium lauryl sulfate 18 parts, dinitropentamethylenetetramine 5 parts, soybean ethyl sulfate ethyl morpholine 7 parts, hexamethylene 5 parts of tetramine, 22 parts of ethylene glycol, 5 parts of sodium fluorosilicate, and 1 part of sodium butyl ricinoleate sulfate.
[0020] Weigh each component according to the above weight ratio, then mix and stir, and stir evenly to completely dissolve each component, so as to obtain the environment-friendly corrosion-resistant phosphating solution.
[0021] In the present invention, the surface of the metal workpiece can be treated by directly soaking and spraying, a...
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